Gree GWH12QC-K3DNA1B

41
Installation and Maintenance
Service Manual
No.
0DOIXQFWLRQ
Name
'LVSOD\0HWKRGRI,QGRRU8QLW
'LVSOD\0HWKRGRI2XWGRRU
Unit
$&VWDWXV 3RVVLEOH&DXVHV
'XDO
Code
Display
,QGLFDWRU'LVSOD\GXULQJ
EOLQNLQJ21VDQG2))
0.5s)
,QGLFDWRUKDVNLQGVRI
GLVSOD\VWDWXVDQGGXULQJ
EOLQNLQJ21VDQG2))
0.5s
Operation
Indicator
Cool
Indicator
Heating
Indicator
Yellow
Indicator
Red
Indicator
Green
Indicator
26
Compressor
intermediate
IUHTXHQFHLQ
test state
P3
6KRZLQJGXULQJPLGGOHFRROLQJRU
PLGGOHKHDWLQJWHVW
27
2YHUFXUUHQW
protection of
SKDVH
FXUUHQWIRU
compressor
P5
2))6
DQGEOLQN
15 times
'XULQJFRROLQJDQGGU\LQJ
operation, compressor will stop
ZKLOHLQGRRUIDQZLOORSHUDWH
'XULQJKHDWLQJRSHUDWLRQWKH
FRPSOHWHXQLWZLOOVWRS
operation.
5HIHUWRWKHPDOIXQFWLRQ
analysis (IPM protection, loss
RIV\QFKURQLVPSURWHFWLRQDQG
RYHUFXUUHQWSURWHFWLRQRISKDVH
FXUUHQWIRUFRPSUHVVRU
28
&KDUJLQJ
PDOIXQFWLRQ
of capacitor
PU
2))6
DQGEOLQN
17 times
'XULQJFRROLQJDQGGU\LQJ
operation, compressor will stop
ZKLOHLQGRRUIDQZLOORSHUDWH
'XULQJKHDWLQJRSHUDWLRQWKH
FRPSOHWHXQLWZLOOVWRS
5HIHUWRWKHSDUWWKUHH²FKDUJLQJ
PDOIXQFWLRQDQDO\VLVRIFDSDFLWRU
29
0DOIXQFWLRQ
RIPRGXOH
WHPSHUDWXUH
VHQVRUFLUFXLW
P7
2))6
DQGEOLQN
18 times
'XULQJFRROLQJDQGGU\LQJ
operation, compressor will stop
ZKLOHLQGRRUIDQZLOORSHUDWH
'XULQJKHDWLQJRSHUDWLRQWKH
FRPSOHWHXQLWZLOOVWRS
5HSODFHRXWGRRUFRQWUROSDQHO$3
30
0RGXOHKLJK
WHPSHUDWXUH
protection
P8
2))6
DQGEOLQN
19 times
'XULQJFRROLQJRSHUDWLRQ
FRPSUHVVRUZLOOVWRSZKLOH
indoor fan will operate;
'XULQJKHDWLQJRSHUDWLRQWKH
FRPSOHWHXQLWZLOOVWRS
$IWHUWKHFRPSOHWHXQLWLVGH
HQHUJL]HGIRUPLQVFKHFN
ZKHWKHUWKHWKHUPDOJUHDVHRQ,30
0RGXOHRIRXWGRRUFRQWUROSDQHO
$3LVVXI¿FLHQWDQGZKHWKHUWKH
UDGLDWRULVLQVHUWHGWLJKWO\,ILWVQR
XVHSOHDVHUHSODFHFRQWUROSDQHO
AP1.
31
2YHUORDG
protection for
compressor
H3
2))6
DQGEOLQN
3 times
2))6
DQGEOLQN
8 times
'XULQJFRROLQJDQGGU\LQJ
operation, compressor will stop
ZKLOHLQGRRUIDQZLOORSHUDWH
'XULQJKHDWLQJRSHUDWLRQWKH
FRPSOHWHXQLWZLOOVWRS
operation.
1. Wiring terminal OVC-COMP
LVORRVHQHG,QQRUPDOVWDWHWKH
UHVLVWDQFHIRUWKLVWHUPLQDOVKRXOG
EHOHVVWKDQRKP
5HIHUWRWKHPDOIXQFWLRQDQDO\VLV
GLVFKDUJHSURWHFWLRQRYHUORDG
32
IPM
protection
H5
2))6
DQGEOLQN
5 times
2))6
DQGEOLQN
4 times
'XULQJFRROLQJDQGGU\LQJ
operation, compressor will stop
ZKLOHLQGRRUIDQZLOORSHUDWH
'XULQJKHDWLQJRSHUDWLRQWKH
FRPSOHWHXQLWZLOOVWRS
operation.
5HIHUWRWKHPDOIXQFWLRQ
analysis (IPM protection, loss
RIV\QFKURQLVPSURWHFWLRQDQG
RYHUFXUUHQWSURWHFWLRQRISKDVH
FXUUHQWIRUFRPSUHVVRU
33
0RGXOH
WHPSHUDWXUH
LVWRRKLJK
H5
2))6
DQGEOLQN
5 times
2))6
DQGEOLQN
10 times